libdecor is not a hard requirement, so only fail the configure phase if the building in strict mode. This makes it behave like most other dependencies in Blender. Pull Request: https://projects.blender.org/blender/blender/pulls/107304
libdecor is not a hard requirement, so only fail the configure phase if the building in strict mode. This makes it behave like most other dependencies in Blender. Pull Request: https://projects.blender.org/blender/blender/pulls/107304